One vertex per element, one color per generator, with an edge from x to x·s.
(5,6)(7,10)(8,9)(11,12)(13,14,19,24)(15,25,29,38)(16,21,32,37)(17,23,18,22)(20,27,34,28)(26,39,42,44)(30,36,31,35)(33,40,43,41)(1,2)(3,4)(13,15)(14,20)(16,26)(17,27)(18,28)(19,29)(21,33)(22,38)(23,25)(24,34)(30,40)(31,41)(32,42)(35,44)(36,39)(37,43) involution — undirected(2,4)(6,9)(10,12)(13,16,19,32)(14,21,24,37)(15,26,29,42)(17,30,18,31)(20,33,34,43)(22,35,23,36)(25,39,38,44)(27,40,28,41)(5,7,8,11)(6,10,9,12)(14,22)(15,27)(17,18)(20,34)(21,35)(23,24)(26,40)(28,29)(30,31)(33,43)(36,37)(41,42)A Cayley diagram is a choice, not a fact about the group. Another drawing of this group — in a book, or on a different generating set — may look nothing like this one.